Finding the Fourth Proportional to 349,739.70, 524,609.55 and 341,963.70
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Solution
The fourth proportional to 349,739.70, 524,609.55 and 341,963.70 is: 512,945.55
Step by Step Solution
- Step 1: Write the proportion equation
349,739.70 : 524,609.55 = 341,963.70 : x - Step 2: Convert to fraction form
349,739.70/524,609.55 = 341,963.70/x - Step 3: Cross multiply
349,739.70x = 524,609.55 × 341,963.70 - Step 4: Simplify right side
349,739.70x = 179,397,422,773.34 - Step 5: Solve for x
x = 179,397,422,773.34/349,739.70 - Step 6: Final answer
x = 512,945.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.